The Geode NX 2001 processor is not a power saving model. This CPU is based on the Athlon XP 2200+ (Thoroughbred). Most desktop motherboards will detect this CPU as an Athlon XP 2200+, not as a Geode NX.

Duron [ AMD Duron Model 8 w/64K Cache ]

Duron 64k L2 Cache
Though the core is Thoroughbred, the L2 Cache size is reduced to 64k